| amr.c (143121) | amr.c (143488) |
|---|---|
| 1/*- 2 * Copyright (c) 1999,2000 Michael Smith 3 * Copyright (c) 2000 BSDi 4 * Copyright (c) 2005 Scott Long 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions --- 42 unchanged lines hidden (view full) --- 51 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 52 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 53 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 54 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 55 * SUCH DAMAGE. 56 */ 57 58#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 1999,2000 Michael Smith 3 * Copyright (c) 2000 BSDi 4 * Copyright (c) 2005 Scott Long 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions --- 42 unchanged lines hidden (view full) --- 51 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 52 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 53 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 54 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 55 * SUCH DAMAGE. 56 */ 57 58#include <sys/cdefs.h> |
| 59__FBSDID("$FreeBSD: head/sys/dev/amr/amr.c 143121 2005-03-04 06:11:00Z scottl $"); | 59__FBSDID("$FreeBSD: head/sys/dev/amr/amr.c 143488 2005-03-13 06:25:53Z scottl $"); |
| 60 61/* 62 * Driver for the AMI MegaRaid family of controllers. 63 */ 64 65#include <sys/param.h> 66#include <sys/systm.h> 67#include <sys/malloc.h> --- 398 unchanged lines hidden (view full) --- 466 ap = NULL; 467 468 /* Logical Drive not supported by the driver */ 469 if (au_cmd[0] == 0xa4 && au_cmd[1] == 0x1c) 470 return (ENOIOCTL); 471 472 /* handle inbound data buffer */ 473 if (au_length != 0 && au_cmd[0] != 0x06) { | 60 61/* 62 * Driver for the AMI MegaRaid family of controllers. 63 */ 64 65#include <sys/param.h> 66#include <sys/systm.h> 67#include <sys/malloc.h> --- 398 unchanged lines hidden (view full) --- 466 ap = NULL; 467 468 /* Logical Drive not supported by the driver */ 469 if (au_cmd[0] == 0xa4 && au_cmd[1] == 0x1c) 470 return (ENOIOCTL); 471 472 /* handle inbound data buffer */ 473 if (au_length != 0 && au_cmd[0] != 0x06) { |
| 474 if ((dp = malloc(au_length, M_DEVBUF, M_WAITOK)) == NULL) 475 return(ENOMEM); | 474 dp = malloc(au_length, M_DEVBUF, M_WAITOK|M_ZERO); |
| 476 | 475 |
| 477 if ((ap = malloc(sizeof(struct amr_passthrough ), M_DEVBUF, M_WAITOK)) == NULL) 478 return(ENOMEM); 479 | |
| 480 if ((error = copyin(au_buffer, dp, au_length)) != 0) { 481 free(dp, M_DEVBUF); 482 return (error); 483 } 484 debug(2, "copyin %ld bytes from %p -> %p", au_length, au_buffer, dp); 485 } 486 | 476 if ((error = copyin(au_buffer, dp, au_length)) != 0) { 477 free(dp, M_DEVBUF); 478 return (error); 479 } 480 debug(2, "copyin %ld bytes from %p -> %p", au_length, au_buffer, dp); 481 } 482 |
| 483 /* Allocate this now before the mutex gets held */ 484 if (au_cmd[0] == AMR_CMD_PASS) 485 ap = malloc(sizeof(struct amr_passthrough), M_DEVBUF, M_WAITOK|M_ZERO); 486 |
|
| 487 mtx_lock(&sc->amr_io_lock); 488 if ((ac = amr_alloccmd(sc)) == NULL) { 489 error = ENOMEM; 490 goto out; 491 } 492 493 /* handle SCSI passthrough command */ 494 if (au_cmd[0] == AMR_CMD_PASS) { --- 63 unchanged lines hidden (view full) --- 558 debug(2, "%16d", (int)dp); 559 *au_statusp = ac->ac_status; 560 561out: 562 /* 563 * At this point, we know that there is a lock held and that these 564 * objects have been allocated. 565 */ | 487 mtx_lock(&sc->amr_io_lock); 488 if ((ac = amr_alloccmd(sc)) == NULL) { 489 error = ENOMEM; 490 goto out; 491 } 492 493 /* handle SCSI passthrough command */ 494 if (au_cmd[0] == AMR_CMD_PASS) { --- 63 unchanged lines hidden (view full) --- 558 debug(2, "%16d", (int)dp); 559 *au_statusp = ac->ac_status; 560 561out: 562 /* 563 * At this point, we know that there is a lock held and that these 564 * objects have been allocated. 565 */ |
| 566 free(dp, M_DEVBUF); 567 free(ap, M_DEVBUF); 568 amr_releasecmd(ac); | 566 if (ac != NULL) 567 amr_releasecmd(ac); |
| 569 mtx_unlock(&sc->amr_io_lock); | 568 mtx_unlock(&sc->amr_io_lock); |
| 569 if (dp != NULL) 570 free(dp, M_DEVBUF); 571 if (ap != NULL) 572 free(ap, M_DEVBUF); |
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| 570 return(error); 571} 572 573/******************************************************************************** 574 ******************************************************************************** 575 Status Monitoring 576 ******************************************************************************** 577 ********************************************************************************/ --- 1418 unchanged lines hidden --- | 573 return(error); 574} 575 576/******************************************************************************** 577 ******************************************************************************** 578 Status Monitoring 579 ******************************************************************************** 580 ********************************************************************************/ --- 1418 unchanged lines hidden --- |